i need to upgrade my turbo in my 99.5 a4 1.8t quattro it currently has the normal ko3 turbo and my friend told me to get the ko3 sport it has about 20 more hp and will get me that pshhhh sound i crave..and this would be my cheapest way to do so..the turbo im looking at is from a 2000 something vw gti i do belive it has an upgraded diverter valve and a few other goodies..i was woundering if one it will fit and two if me who is not a mechanic and my friend which is a mechanic could do this..also i was currious how you got to the turbo if you needed to take the front end off or anything..